Re: [Xen-users] Live migrate using DRBD

[Miles Fidelman <mfidelman@xxxxxxxxxxxxxxxx>]

Mark Adams wrote:
> > Yes.  xm migrate --live seems to work just fine for me on Debian Lenny.
> >
> > What DOESN'T work for me is live migrate under heartbeat control.  Using
> > the Xen OCF resource with a basic configuration, all works fine:
> > crm_resource --migrate takes down the resource on one node, brings it up
> > on the specified node; taking down a node yields an automatic startup on
> > the failover node.  On the other hand, setting allow_migrate to true
> > (allowing for live migrate), results in failures whenever crm_resource
> > --migrate is invoked.  Never did track this down (since my primary use
> > is failover, I don't really care about live migration).
> >      
> Do your PV guests have more than 1 device being exported in your disk
> setting?
>    
Exported (as in NFS), no.

Imported as in this excerpt for the DomU .cfg file for my test 
configuration:
-----
disk        = [
    'drbd:test2-root,xvda1,w',
    'drbd:test2-swap,xvda2,w',
              ]
root        = '/dev/xvda1 ro'
-----
... obviously, yes.

Miles

--
In theory, there is no difference between theory and practice.
In<fnord>  practice, there is.   .... Yogi Berra



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